Home / 4,739.37-6,540.66-2,643.50

Finding the Fourth Proportional to 4,739.37, 6,540.66 and 2,643.50

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Solution

The fourth proportional to 4,739.37, 6,540.66 and 2,643.50 is: 3,648.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.37 : 6,540.66 = 2,643.50 : x
  2. Step 2: Convert to fraction form
    4,739.37/6,540.66 = 2,643.50/x
  3. Step 3: Cross multiply
    4,739.37x = 6,540.66 × 2,643.50
  4. Step 4: Simplify right side
    4,739.37x = 17,290,234.71
  5. Step 5: Solve for x
    x = 17,290,234.71/4,739.37
  6. Step 6: Final answer
    x = 3,648.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.